20765931144

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{233}}^1\times {\mathrm{530501}}^1$

素因数の和:530750

約数の個数: 64

約数和(自身を含む): 59585984640

約数和(自身を除く): 38820053496

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 233, 466, 699, 932, 1398, 1631, 1864, 2796, 3262, 4893, 5592, 6524, 9786, 13048, 19572, 39144, 530501, 1061002, 1591503, 2122004, 3183006, 3713507, 4244008, 6366012, 7427014, 11140521, 12732024, 14854028, 22281042, 29708056, 44562084, 89124168, 123606733, 247213466, 370820199, 494426932, 741640398, 865247131, 988853864, 1483280796, 1730494262, 2595741393, 2966561592, 3460988524, 5191482786, 6921977048, 10382965572, 20765931144]

約数ペア:

[(1, 20765931144), (2, 10382965572), (3, 6921977048), (4, 5191482786), (6, 3460988524), (7, 2966561592), (8, 2595741393), (12, 1730494262), (14, 1483280796), (21, 988853864), (24, 865247131), (28, 741640398), (42, 494426932), (56, 370820199), (84, 247213466), (168, 123606733), (233, 89124168), (466, 44562084), (699, 29708056), (932, 22281042), (1398, 14854028), (1631, 12732024), (1864, 11140521), (2796, 7427014), (3262, 6366012), (4893, 4244008), (5592, 3713507), (6524, 3183006), (9786, 2122004), (13048, 1591503), (19572, 1061002), (39144, 530501)]